C123132112322333121111113121111331333133313232213121322232113111   >>    C12313211232233312111111312111133133313331323221312132223211311   <<    C123132112322333121111113121111331333133313232213121322232113113   >>      C123132112322333121111113121111331333133313232213121322232113112   >>